a tall order


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Related to a tall order: not to mention, in the first place, catch up, to face the music, pat on the back, a free hand, came across

a tall order

COMMON If something is a tall order, it is going to be very difficult to do or get. Financing your studies may seem like a tall order, but there is plenty of help available. I've got to beat him by four shots tomorrow, and that's a very tall order. Note: An old meaning of `tall' is large or excessive.
See also: order, tall